.header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  height: 72px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 12px;
  min-width: 220px;
}

.brand img{
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.brand .name{
  display:flex;
  flex-direction:column;
  line-height: 1.1;
}

.brand .name strong{
  font-size: 14px;
  letter-spacing: .2px;
}

.brand .name span{
  font-size: 12px;
  color: var(--muted);
}

.nav{
  display:flex;
  align-items:center;
  gap: 18px;
}

.nav a{
  font-size: 13px;
  color: rgba(0,0,0,.82);
  padding: 10px 10px;
  border-radius: 10px;
  transition: background .12s ease, color .12s ease;
}

.nav a:hover{
  background: rgba(199,164,74,.15);
  color: #000;
}

.header-actions{
  display:flex;
  align-items:center;
  gap: 10px;
}

.burger{
  display:none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

@media (max-width: 900px){
  .nav{
    position: fixed;
    left: 14px;
    right: 14px;
    top: 82px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 12px;
    box-shadow: var(--shadow);
    display:none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav a{
    padding: 12px 12px;
  }

  .nav.is-open{ display:flex; }
  .burger{ display:inline-flex; }
}